en valve mechanical (n)
― IsA ⟶
Weight: 1.0
en flow control device (n) Source: OpenCyc 2012
en choke (n)
― IsA ⟶
Weight: 1.0
en valve mechanical (n) Source: OpenCyc 2012
en valve mechanical (n)
― IsA ⟶
Weight: 1.0
en valve (n) Source: OpenCyc 2012
en dhsv (n)
― IsA ⟶
Weight: 1.0
en valve mechanical (n) Source: OpenCyc 2012
en annular safety valve (n)
― IsA ⟶
Weight: 1.0
en valve mechanical (n) Source: OpenCyc 2012
en blowout preventer (n)
― IsA ⟶
Weight: 1.0
en valve mechanical (n) Source: OpenCyc 2012